This adapter has lighting and charging functions for mobile phones and laptops. It can be adapted to high-power 40V batteries of , bringing convenience to outdoor electric lighting. Batteries are not included when shipped. IN PUT: for tool lithium battery 40V OUT PUT: type-c output PD30W or USB18W QC3.0 OUT PUT: LED lighting has three gears, 5W, 3W, 3W, short switch to switch. LED lights have a long working time. Using a 40V 4Ah battery, it can work up to 35 hours. Operation method: the black button on the front for 3S to turn on, short to switch the lighting, the TYPE-C switch is on the side, and the output does not automatically cut off after 15 minutes, which can avoid forgetting to remove the battery and consuming power. Color: Green Material: ABS Package Contents: 1 x Battery Converter for (The printed words on the product from batch to batch) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.